package com.wjf.concurrency.example.atomic;

import com.wjf.concurrency.annoations.ThreadSafe;
import lombok.Getter;
import lombok.extern.slf4j.Slf4j;

import java.util.concurrent.atomic.AtomicIntegerFieldUpdater;
import java.util.concurrent.atomic.AtomicReference;

@Slf4j
@ThreadSafe
public class AtomicExample5 {
   private static AtomicIntegerFieldUpdater<AtomicExample5> updater=AtomicIntegerFieldUpdater.newUpdater(AtomicExample5.class,"count");

   @Getter
   public volatile  int count=100;

   private static AtomicExample5 example5=new AtomicExample5();
    public static void main(String[] args) {
        if (updater.compareAndSet(example5,100,120)){
            log.info("updater success 1 ,{}",example5.getCount());
        }

        if (updater.compareAndSet(example5,100,120)){
            log.info("updater success  2,{}",example5.getCount());
        }else {
            log.info("updater failed ,{}",example5.getCount());
        }
    }
}
